OpenJDK / graal / graal-jvmci-8
changeset 8272:0db1cb049a78
Remove usage of negate() in word type rewriter phase.
| author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
|---|---|
| date | Wed, 13 Mar 2013 17:14:58 +0100 |
| parents | f5e26f69f164 |
| children | 53683dc2815e |
| files | graal/com.oracle.graal.word/src/com/oracle/graal/word/phases/WordTypeRewriterPhase.java |
| diffstat | 1 files changed, 8 insertions(+), 6 deletions(-) [+] |
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--- a/graal/com.oracle.graal.word/src/com/oracle/graal/word/phases/WordTypeRewriterPhase.java Wed Mar 13 17:13:11 2013 +0100 +++ b/graal/com.oracle.graal.word/src/com/oracle/graal/word/phases/WordTypeRewriterPhase.java Wed Mar 13 17:14:58 2013 +0100 @@ -247,15 +247,17 @@ } else { comparison = new IntegerLessThanNode(a, b); } - ConditionalNode materialize = graph.unique(new ConditionalNode(graph.unique(comparison), ConstantNode.forInt(1, graph), ConstantNode.forInt(0, graph))); - ValueNode op; + ConstantNode trueValue = ConstantNode.forInt(1, graph); + ConstantNode falseValue = ConstantNode.forInt(0, graph); + if (condition.canonicalNegate()) { - op = (ValueNode) materialize.negate(); - } else { - op = materialize; + ConstantNode temp = trueValue; + trueValue = falseValue; + falseValue = temp; } - return op; + ConditionalNode materialize = graph.unique(new ConditionalNode(graph.unique(comparison), trueValue, falseValue)); + return materialize; } private static ValueNode readOp(StructuredGraph graph, ValueNode base, ValueNode offset, Invoke invoke, Kind readKind, Object locationIdentity) {